Home / 19,621.49-27,049.05-14,897.57

Finding the Fourth Proportional to 19,621.49, 27,049.05 and 14,897.57

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Solution

The fourth proportional to 19,621.49, 27,049.05 and 14,897.57 is: 20,536.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,621.49 : 27,049.05 = 14,897.57 : x
  2. Step 2: Convert to fraction form
    19,621.49/27,049.05 = 14,897.57/x
  3. Step 3: Cross multiply
    19,621.49x = 27,049.05 × 14,897.57
  4. Step 4: Simplify right side
    19,621.49x = 402,964,980.56
  5. Step 5: Solve for x
    x = 402,964,980.56/19,621.49
  6. Step 6: Final answer
    x = 20,536.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.